73157-48-9 4-[[4-Chloro-6-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]amino]-1,3,5-triazin-2-yl]amino]-5-hydroxy-6-[(2-sulfophenyl)azo]-1,7-naphthalenedisulfonic acid tetrasodium salt
73157-47-8 1-Amino-9,10-dihydro-9,10-dioxo-4-[[3-[[[2-(sulfooxy)ethyl]sulfonyl]methyl]phenyl]amino]-2-anthracenesulfonic acid disodium salt